mirror of
https://github.com/frida/tinycc
synced 2024-12-20 20:22:36 +03:00
68 lines
1.9 KiB
C
68 lines
1.9 KiB
C
|
/* ------------------------------------------------------------- */
|
||
|
|
/* stubs for calling bcheck functions from a dll. */
|
||
|
|
|
||
|
|
#include <windows.h>
|
||
|
|
#include <stdio.h>
|
||
|
|
|
||
|
|
#define REDIR_ALL \
|
||
|
|
REDIR(__bt_init) \
|
||
|
|
REDIR(tcc_backtrace) \
|
||
|
|
\
|
||
|
|
REDIR(__bound_ptr_add) \
|
||
|
|
REDIR(__bound_ptr_indir1) \
|
||
|
|
REDIR(__bound_ptr_indir2) \
|
||
|
|
REDIR(__bound_ptr_indir4) \
|
||
|
|
REDIR(__bound_ptr_indir8) \
|
||
|
|
REDIR(__bound_ptr_indir12) \
|
||
|
|
REDIR(__bound_ptr_indir16) \
|
||
|
|
REDIR(__bound_local_new) \
|
||
|
|
REDIR(__bound_local_delete) \
|
||
|
|
REDIR(__bound_new_region) \
|
||
|
|
\
|
||
|
|
REDIR(__bound_free) \
|
||
|
|
REDIR(__bound_malloc) \
|
||
|
|
REDIR(__bound_realloc) \
|
||
|
|
REDIR(__bound_memcpy) \
|
||
|
|
REDIR(__bound_memcmp) \
|
||
|
|
REDIR(__bound_memmove) \
|
||
|
|
REDIR(__bound_memset) \
|
||
|
|
REDIR(__bound_strlen) \
|
||
|
|
REDIR(__bound_strcpy) \
|
||
|
|
REDIR(__bound_strncpy) \
|
||
|
|
REDIR(__bound_strcmp) \
|
||
|
|
REDIR(__bound_strncmp) \
|
||
|
|
REDIR(__bound_strcat) \
|
||
|
|
REDIR(__bound_strchr) \
|
||
|
|
REDIR(__bound_strdup)
|
||
|
|
|
||
|
|
#define REDIR(s) void *s;
|
||
|
|
static struct { REDIR_ALL } all_ptrs;
|
||
|
|
#undef REDIR
|
||
|
|
#define REDIR(s) #s"\0"
|
||
|
|
static const char all_names[] = REDIR_ALL;
|
||
|
|
#undef REDIR
|
||
|
|
#define REDIR(s) __asm__(".global "#s";"#s": jmp *%0" : : "m" (all_ptrs.s) );
|
||
|
|
static void all_jmps() { REDIR_ALL }
|
||
|
|
#undef REDIR
|
||
|
|
|
||
|
|
void __bt_init_dll(int bcheck)
|
||
|
|
{
|
||
|
|
const char *s = all_names;
|
||
|
|
void **p = (void**)&all_ptrs;
|
||
|
|
do {
|
||
|
|
*p = (void*)GetProcAddress(GetModuleHandle(NULL), (char*)s);
|
||
|
|
if (NULL == *p) {
|
||
|
|
char buf[100];
|
||
|
|
sprintf(buf,
|
||
|
|
"Error: function '%s()' not found in executable. "
|
||
|
|
"(Need -bt or -b for linking the exe.)", s);
|
||
|
|
if (GetStdHandle(STD_ERROR_HANDLE))
|
||
|
|
fprintf(stderr, "TCC/BCHECK: %s\n", buf), fflush(stderr);
|
||
|
|
else
|
||
|
|
MessageBox(NULL, buf, "TCC/BCHECK", MB_ICONERROR);
|
||
|
|
ExitProcess(1);
|
||
|
|
}
|
||
|
|
s = strchr(s,'\0') + 1, ++p;
|
||
|
|
} while (*s && (bcheck || p < &all_ptrs.__bound_ptr_add));
|
||
|
|
}
|